Printalyzer - Power Input Board
dektronics·printalyzer-timer·hardware/power-board/power-board.kicad_pcb
About the Printalyzer - Power Input Board
Printalyzer - Power Input Board is an open source PCB design by dektronics, published on GitHub. It is a 2-layer board measuring 193 × 65 mm, with 27 components from 20 distinct parts.
Other key parts include the SZNUD3124DMT1G and THVD1439. By type, the board carries 7 connectors, 6 capacitors, 5 resistors, 2 ICs, 2 relays and 2 test points.
From the project
F-Stop enlarging timer and print exposure meter
The Printalyzer is an F-Stop enlarging timer and print exposure meter.
A good overview of the project can be found in these blog posts: Introducing the Printalyzer! Printalyzer Project Update
Videos demonstrating the project are here: * Introducing the Printalyzer
The eventual goal of this project is to be available as a complete product available here: * Printalyzer Enlarging Timer

Main components on the Printalyzer - Power Input Board
Printalyzer - Power Input Board bill of materials (BOM)
27 components, 20 distinct parts.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | SZNUD3124DMT1G ON Semiconductor | OnSemi_SC-74-6_1.5x3.0mm_P0.95mm | U1 |
| 1 | THVD1439 Texas Instruments | SOIC-8_3.9x4.9mm_P1.27mm | U2 |
| 1 | SW_SPST Molex | Molex_Mini-Fit_Jr_172447_2x01_P4.20mm_Vertical | J1 |
| 1 | Main Board JST Sales America Inc. | JST_PH_S4B-PH-SM4-TB_1x04-1MP_P2.00mm_Horizontal | J2 |
| 1 | DMX512 Out Jack Neutrik | Jack_XLR_Neutrik_NC5FAH_Horizontal | J3 |
| 1 | DMX512 JST Sales America Inc. | JST_SH_SM06B-SRSS-TB_1x06-1MP_P1.00mm_Horizontal | J4 |
| 1 | IEC320-C14 Schurter | Schurter_GSP1_9101_1 | P1 |
| 2 | IEC320-C13 Schurter | Schurter_6182_0033 | P2, P3 |
| 1 | Fuse Schurter | Fuseholder_Cylinder-5x20mm_Schurter_FPG5_3101.0050_Horizontal_Closed | F1 |
| 1 | 47mH TE Connectivity Schaffner | Choke_Schaffner_RN218-02-12.5x10.0mm | FL1 |
| 2 | SPST-NO Omron | Relay_SPST_Omron_G2RL-1A | K1, K2 |
| 1 | RAC10E-12SK/277 RECOM Power | Converter_ACDC_RECOM_RAC10E-xxSK_277_THT | PS1 |
| 2 | TestPoint Keystone Electronics | TestPoint_Keystone_5005-5009_Compact | TP1, TP2 |
| 1 | 0.22uF(X2) Würth Elektronik | C_Rect_L13.0mm_W8.0mm_P10.00mm_Wurth_WCAP-FTX2 | C1 |
| 1 | 100uF Nichicon | CP_Elec_8x10 | C2 |
| 2 | 10uF Samsung Electro-Mechanics | C_1206_3216Metric | C3, C4 |
| 2 | 0.1uF Samsung Electro-Mechanics | C_0603_1608Metric | C5, C6 |
| 1 | 1M(1/2W) Vishay | R_Axial_Vishay_VR37_L9.0mm_D3.2mm_P12.70mm_Horizontal | R1 |
| 2 | 10K Vishay Dale | R_0603_1608Metric | R2, R3 |
| 2 | 120R(1%) Vishay Dale | R_0805_2012Metric | R4, R5 |
Printalyzer - Power Input Board design files
The KiCad project lives in the dektronics/printalyzer-timer repository on GitHub; these links point at the commit this page was built from.
Printalyzer - Power Input Board: common questions
How big is the Printalyzer - Power Input Board?
The Printalyzer - Power Input Board measures 193 × 65 mm, has 2 copper layers and is 1.6 mm thick.
How many components are on the Printalyzer - Power Input Board?
27 components, from 20 distinct parts. The full bill of materials is listed on this page.
Where can I download the Printalyzer - Power Input Board design files?
From the dektronics/printalyzer-timer repository on GitHub, which has the KiCad layout and the schematic; the links under Design files point to each one.
Can I use the Printalyzer - Power Input Board design in my own project?
The repository has no license, so all rights stay with dektronics. Use it as a reference, and ask the author before reusing the design.